Paleoseismology of Utah Volume 10: Post-Bonneville paleoearthquake chronology of the Salt Lake City segment, Wasatch fault zone, from the 1999 megatrench site (MP 02-7) backcountry ski The greatest "unsolved mystery" of

The greatest "unsolved mystery" of the American Southwest is the fate of the Anasazi

and the upper Navajo Sandstone and younger rocks creating the White Cliffs step of the Grand Staircase on the down-dropped block to the west

A spectacular unconformity with almost 400 feet of paleotopographic relief caused by a worldwide sea-level drop is exceptionally well exposed at the Permian/Triassic contact

The most widely accepted interpretations for the extremely complex structural relationships within the study area involve continental tectonism

where a large network of jeep roads and hiking trails await your arrival

Paleoseismology of Utah Volume 10: Post-Bonneville paleoearthquake chronology of the Salt Lake City segment, Wasatch fault zone, from the 1999 megatrench site (MP 02-7) backcountry ski The greatest "unsolved mystery" ofBy: J. P. McCalpin This Utah Geological Survey Miscellaneous Publication, Post Bonneville Paleoearthquake Chronology of theSalt Lake City Segment, Wasatch Fault Zone, from the 1999 Megatrench Site, is the tenth report in the Paleoseismology of Utah series. This series makes the results of paleoseismic investigations in Utah available to geoscientists, engineers, planners, public officials, and the general public. These studies provide critical